package com.black.basetest;

public class Test2 {

	public static void main(String[] args) {
		double a=1;
		double b=1;
		double  total=0;
		for(int i=3;i<46;i++){
			total=a+b;
			a=b;
			b=total;
		}
		System.out.println(total);
	}
}
